2WOG:
reference: An allosteric transition trapped in an intermediate state of a new kinesin-inhibitor complex., Kaan HY, Ulaganathan V, Hackney DD, Kozielski F, Biochem J. 2009 Dec 14;425(1):55-60. PMID: 19793049

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).